Bubble-making toy for bicycles



FIG. 1 is a front elevational view of a bubble-making toy for bicyclesshowing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side-elevational view thereof;

FIG. 4 is a left side-elevational view thereof; and

FIG. 5 is a rear elevational view thereof.

The ornamental design for a bubble-making toy for bicycles, as shown.